text: The mathematical problem of combining the ant moving in the maze evaluates the mathematical competence of 11-12 year olds, but is not a small challenge for adults?
classes:  No, both adults and younger students are good at solving combinatorial problems for ants moving through a maze.  Also, both adults and younger students are good at solving combinatorial problems for ants moving through a maze.  Yes, both adults and younger students are good at solving combinatorial problems for ants moving through a maze.